9-5 SE Sedan (9600) V6-3.0L Turbo (B308) (1999)
1
Disconnect the fuse from the system to be checked.
2
Connect one of the voltmeter leads to B+.
3
Connect the other voltmeter lead to the point in the circuit to be checked.
Take a reading on the load side of the wiring harness or component and work outwards towards the circuit's grounding point
4
If the voltmeter shows a reading, it indicates that voltage is present at the point concerned.
Checking A Voltage Drop